/* Copyright 2009
 *
 * This program and the accompanying materials
 * are made available under the terms of the
 * Eclipse Public License v1.0 which accompanies
 * this distribution, and is available at
 *
 * 		http://www.eclipse.org/legal/epl-v10.html
 *
 * Unless required by applicable law or agreed to in
 * writing, software distributed under the License is
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
 * OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing
 * permissions and limitations under the License.
 *
 * Contributors:
 * 	   IBM Corporation - initial API and implementation for JDT/DLTK
 *     Sean W. Quinn - initial adoption for use with PHP from various sources.
 */
package org.eclipse.php.ui;

import org.eclipse.dltk.core.ISourceModule;
import org.eclipse.php.internal.ui.PHPUiPluginExt;
import org.eclipse.ui.IEditorInput;

/**
 * <p>
 * </p>
 *
 * @author Sean W. Quinn (swquinn@gmail.com)
 */
@SuppressWarnings("restriction")
public class PHPUiHelper {

  public static final String UI_PLUGIN_ID = "org.eclipse.php.ui"; //$NON-NLS-1$

  /**
   * Returns the Java element wrapped by the given editor input.
   *
   * @param editorInput the editor input
   * @return the Java element wrapped by <code>editorInput</code> or
   *         <code>null</code> if none
   * @since 3.2
   */
  public static ISourceModule getEditorInputPHPElement(IEditorInput editorInput) {
    // Performance: check working copy manager first: this is faster
    ISourceModule element = PHPUiPluginExt.getWorkingCopyManager().getWorkingCopy(editorInput);
    if (element != null)
      return element;

    return (ISourceModule) editorInput.getAdapter(ISourceModule.class);
  }
}
